import org.junit.Test

@GroovyMagicField
class GroovyMagicFieldTransformTest {
    @Test
    void transformHasBeenApplied() {
        assert getClass().declaredFields.find { it.name == "magicField" }
        assert magicField == "magicValue"
    }

import org.junit.Test

@GroovyMagicField
class GroovyMagicFieldTransformTest {
    @Test
    void transformHasBeenApplied() {
        assert getClass().declaredFields.find { it.name == "magicField" }
        assert magicField == "magicValue"
    }

import org.junit.Test

@MagicField @MagicInterface
class MagicFieldTransformTest {
    @Test
    void transformHasBeenApplied() {
        assert getClass().declaredFields.find { it.name == "magicField" }
        assert magicField == "magicValue"
        assert this instanceof Marker
    }

import org.junit.Test

class UseBuiltInTransformTest {
    @Delegate final TestDelegate delegate = new TestDelegate()

    @Test
    void transformHasBeenApplied() {
        assert doStuff("hi") == "[hi]"
    }